Researchers were inspired by a certain purple villain to study the physics of finger snapping, and they found that the mundane hand motion is actually quite an impressive feat.
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Sources:
https://royalsocietypublishing.org/doi/10.1098/rsif.2021.0672#d1e741
https://www.eurekalert.org/news-releases/934621
Image Sources
https://www.istockphoto.com/photo/african-oversized-woman-clicking-fingers-standing-posing-on-blue-background-gm1297644806-390727243
https://rs.figshare.com/collections/Supplementary_material_from_The_ultrafast_snap_of_a_finger_is_mediated_by_skin_friction_/5683810
https://www.istockphoto.com/photo/baseball-pitcher-on-stadium-gm522537732-91676159
https://www.istockphoto.com/photo/caucasian-male-hand-making-a-finger-snap-gesture-studio-shot-isolated-on-blue-gm1302257395-394051670
https://commons.wikimedia.org/wiki/File:Rhynchotermes_(10.3897-zookeys.892.38743)_Figure_3.jpg
https://www.istockphoto.com/vector/abstract-cloud-of-pieces-and-fragments-after-explosion-demolition-surface-shatter-gm1211178816-351145662